Astronomy
Constellations - Aquarius - 16 Aqr

 
Identification Data
Common Name
ConstellationAquarius
Star Name16 Aqr
Skymap Number21210011
Henry Draper (HD) Number203222
Harvard Revised (HR) Number8160
SAO Number145317
Durchmusterung (DM) NumberSD-05 5524
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number205087
Right Ascension (RA) J200021h 21m 4.318s
Declination (Dec) J2000-4° 33' 36.451"
Position Uncertainty0.0101s
Proper Motion in RA (J2000)/cos(Dec)-0.00086
Proper Motion in Dec (J2000)+0.011066
Radial Velocity-006.0km s-1
Trigonometric Parallax+0.00969s
Trigonometric Parallax Uncertainty0.00086s
GCI Unit Vector in X (J2000)0.766608
GCI Unit Vector in Y (J2000)-0.637174
GCI Unit Vector in Z (J2000)-0.079505
Galactic Longitude47.48°
Galactic Latitude
-35.11°
Observational Data
Observed Visual Magnitude (V)5.86
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.005
Observed B Magnitude6.77
Observed B-V Colour+0.911
Observed B Magnitude or (B-V) Magnitude Uncertainty0.007
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude5.7
Observed Photographic Magnitude7.0
Morgan Keenan (MK) Spectral TypegG7
One-Dimensional Spectral ClassK0
Position Angle
Year of Observation AD

Data Source
SKY2000 - Master Star Catalog - Star Catalog Database, Version 2
    Sande C.B., Warren Jr. W.H., Tracewell D.A., Home A.T., Miller A.C.
    (Goddard Space Flight Center, Flight Dynamics Division (1998))

 
Page compiled: Sun Sep 02 13:15:32 GMT+01:00 2001